The net carrying amount of the 2029 Notes was as follows: | | | | | | | | | | | | | June 30, | | 2026 | | 2025 | | (in millions) | | Principal | $ | 350.0 | | | $ | 350.0 | | | | | | | Unamortized debt issuance costs | (5.1) | | | (6.4) | | | Net carrying amount | $ | 344.9 | | | $ | 343.6 | |
The following table sets forth the interest expense recognized related to the 2029 Notes: | | | | | | | | | | | | | | | | | | | | | Fiscal Year Ended June 30, | | | | 2026 | | 2025 | | 2024 | | | | (in millions) | | | | Amortization of debt issuance costs | $ | 1.3 | | | $ | 1.2 | | | $ | 0.1 | | | | Total non-cash interest expense related to the 2029 Notes | 1.3 | | | 1.2 | | | 0.1 | | | | | Cash interest expense | 19.3 | | | 19.3 | | | 2.0 | | | | | Total interest expense related to the 2029 Notes | $ | 20.6 | | | $ | 20.5 | | | $ | 2.1 | | | |
The net carrying amount of the 2026 Notes was as follows: | | | | | | | | | | | | | June 30, | | 2026 | | 2025 | | (in millions) | | Principal | $ | 199.0 | | | $ | 199.0 | | | Principal payment | (199.0) | | | — | | | Unamortized debt issuance costs | — | | | (0.5) | | | Net carrying amount | $ | — | | | $ | 198.5 | |
The following table sets forth the interest expense recognized related to the 2026 Notes: | | | | | | | | | | | | | | | | | | | Fiscal Year Ended June 30, | | 2026 | | 2025 | | 2024 | | (in millions) | | Amortization of debt issuance costs | $ | 0.5 | | | $ | 0.9 | | | $ | 4.3 | | Total interest expense related to the 2026 Notes | $ | 0.5 | | | $ | 0.9 | | | $ | 4.3 | |
The net carrying amount of the Term Loan was as follows: | | | | | | | | | | | | | June 30, | | 2026 | | 2025 | | (in millions) | | Principal | $ | 1,000.0 | | | $ | 1,000.0 | | | Principal payments | (20.0) | | | (10.0) | | | Unamortized debt discount | (17.7) | | | (22.7) | | | Unamortized debt issuance costs | (8.1) | | | (10.4) | | | Net carrying amount | $ | 954.2 | | | $ | 956.9 | |
The following table sets forth the interest expense recognized related to the Term Loan: | | | | | | | | | | | | | | | | | | | Fiscal Year Ended June 30, | | 2026 | | 2025 | | 2024 | | (in millions) | | Amortization of debt discount | $ | 5.0 | | | $ | 4.7 | | | $ | 5.7 | | | Amortization of debt issuance costs | 2.3 | | | 2.1 | | | 3.3 | | | Total non-cash interest expense related to the Term Loan | 7.4 | | | 6.8 | | | 9.0 | | | Cash interest expense | 94.2 | | | 105.8 | | | 94.9 | | | Total interest expense related to the Term Loan | $ | 101.6 | | | $ | 112.6 | | | $ | 103.8 | |
|